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Issue #12175: FileIO.readall() now raises a ValueError instead of an IOError if

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the file is closed.
This commit is contained in:
Victor Stinner 2011-05-25 22:09:03 +02:00
parent 46f8264b8e
commit b79f28ccbd
3 changed files with 7 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Lib/test/test_io.py
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@ -2467,6 +2467,8 @@ class MiscIOTest(unittest.TestCase):
self.assertRaises(ValueError, f.read) self.assertRaises(ValueError, f.read)
if hasattr(f, "read1"): if hasattr(f, "read1"):
self.assertRaises(ValueError, f.read1, 1024) self.assertRaises(ValueError, f.read1, 1024)
if hasattr(f, "readall"):
self.assertRaises(ValueError, f.readall)
if hasattr(f, "readinto"): if hasattr(f, "readinto"):
self.assertRaises(ValueError, f.readinto, bytearray(1024)) self.assertRaises(ValueError, f.readinto, bytearray(1024))
self.assertRaises(ValueError, f.readline) self.assertRaises(ValueError, f.readline)

3
Misc/NEWS
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@ -75,6 +75,9 @@ Core and Builtins
Library Library
------- -------
- Issue #12175: FileIO.readall() now raises a ValueError instead of an IOError
if the file is closed.
- Issue #12100: Don't reset incremental encoders of CJK codecs at each call to - Issue #12100: Don't reset incremental encoders of CJK codecs at each call to
their encode() method anymore, but continue to call the reset() method if the their encode() method anymore, but continue to call the reset() method if the
final argument is True. final argument is True.

2
Modules/_io/fileio.c
View file

@ -536,6 +536,8 @@ fileio_readall(fileio *self)
Py_ssize_t total = 0; Py_ssize_t total = 0;
int n; int n;
if (self->fd < 0)
return err_closed();
if (!_PyVerify_fd(self->fd)) if (!_PyVerify_fd(self->fd))
return PyErr_SetFromErrno(PyExc_IOError); return PyErr_SetFromErrno(PyExc_IOError);